Live sensor data

Scales that think while you grow.

Relay puts wireless precision weighing across your entire greenhouse. Track plant moisture, substrate weight, and irrigation cycles — all from one dashboard.

Get started ↗
↑ 12% water efficiency
Greenhouse A — Zone 3 ● LIVE
Scale 01
4.82
kg substrate
↑ +0.04
Scale 02
3.19
kg substrate
↓ -0.02
Scale 03
5.41
kg substrate
↑ +0.01
Scale 04
2.87
kg substrate
↓ -0.06
Scale 05
4.44
kg substrate
↑ +0.03
Scale 06
3.76
kg substrate
↑ +0.02
Alert: Scale 04 needs irrigation
Why Relay
Everything your greenhouse needs
to grow smarter.
Wireless & battery-free
Scales transmit over LoRaWAN with no cables to run. Energy harvesting means no batteries to replace — ever.
Real-time dashboards
Monitor every scale across your facility from one screen. Spot irrigation drift or disease stress in seconds.
Smart alerts
Set custom weight thresholds per crop variety. Get SMS or email alerts the moment a plant needs attention.
Open API
Push data into your existing climate control, ERP, or irrigation systems via REST API and Webhooks.
±1g accuracy
Industrial-grade load cells calibrated for substrate, rockwool, perlite, and coco across temperature swings.
Crop-aware profiles
Built-in profiles for tomatoes, peppers, cucumbers, lettuce, herbs, and more. Or build your own.
Getting started
Up and running in a single afternoon.
01
Mount the scales
Slide scales under grow bags or pots. No drilling, no wiring.
02
Install the gateway
One LoRaWAN gateway covers up to 5,000 m² of greenhouse.
03
Connect to Relay
Scan the QR code, name your zones, and data starts flowing.
04
Grow smarter
Set alerts, review trends, and optimise irrigation schedules.

Ready to see Relay in action?

Join growers across California and the US already using Relay to reduce water use and boost yields.

Book a free demo ↗